package club.caihappy.demo02;

/**
 * Created by 百岁 on 2021/7/10
 **/
public class UserServiceImpl  implements UserService{
    @Override
    public void add() {
        System.out.println("添加一个用户");
    }

    @Override
    public void delete() {
        System.out.println("删除一个用户");
    }

    @Override
    public void update() {
        System.out.println("修改一个用户");
    }

    @Override
    public void query() {
        System.out.println("查找一个用户");
    }
}
